<template>
  <div class="icons">
    <swiper>
      <swiper-slide v-for="(page, index) in pages" :key="index">
        <div class="icon" v-for="item in page" :key="item.id">
          <div class="icon-img">
            <img class="icon-img-content" :src="item.imgUrl" />
          </div>
          <p class="icon-desc">热门景点</p>
        </div>
      </swiper-slide>
    </swiper>
  </div>
</template>

<script>
export default {
  name: "",
  components: {},
  props: [],
  data() {
    return {
      iconList: [
        {
          id: "0001",
          imgUrl:
            "http://img1.qunarzz.com/piao/fusion/1804/5a/13ceb38dcf262f02.png",
          desc: "景点门票",
        },
        {
          id: "0002",
          imgUrl:
            "http://img1.qunarzz.com/piao/fusion/1803/fc/b10a6b2e4f0fe102.png",
          desc: "万隆滑雪",
        },
        {
          id: "0003",
          imgUrl:
            "http://img1.qunarzz.com/piao/fusion/1803/6c/9e54a8540fee0102.png",
          desc: "故宫",
        },
        {
          id: "0004",
          imgUrl:
            "http://img1.qunarzz.com/piao/fusion/1803/fc/b10a6b2e4f0fe102.png",
          desc: "静之湖滑雪",
        },
        {
          id: "0005",
          imgUrl:
            "http://img1.qunarzz.com/piao/fusion/1804/5a/13ceb38dcf262f02.png",
          desc: "一日游",
        },
        {
          id: "0006",
          imgUrl:
            "http://img1.qunarzz.com/piao/fusion/1803/ab/6f7d6e44963c9302.png",
          desc: "古北水镇",
        },
        {
          id: "0007",
          imgUrl:
            "http://img1.qunarzz.com/piao/fusion/1803/6c/9e54a8540fee0102.png",
          desc: "北京滑雪",
        },
        {
          id: "0008",
          imgUrl:
            "http://img1.qunarzz.com/piao/fusion/1803/fc/b10a6b2e4f0fe102.png",
          desc: "陶然亭公园",
        },
        {
          id: "0009",
          imgUrl:
            "http://img1.qunarzz.com/piao/fusion/1803/ab/6f7d6e44963c9302.png",
          desc: "泡温泉",
        },
        {
          id: "0010",
          imgUrl:
            "http://img1.qunarzz.com/piao/fusion/1803/47/c2b659e048b11602.png",
          desc: "中国马镇",
        },
      ],
    };
  },
  computed: {
    pages() {
      const pages = [];
      this.iconList.forEach((item, index) => {
        //page当前下标的数据应该展示在轮播图的第几页   index是3 下标是2  Math.floor(2/8)向下取整为0  Math.floor(8/8)向下取整为1
        const page = Math.floor(index / 8);
        if (!pages[page]) {
          pages[page] = [];
        }
        pages[page].push(item);
      });
      return pages;
    },
  },
  watch: {},
  created() {},
  mounted() {},
  methods: {},
};
</script>

<style lang="stylus" scoped>
.icons >>> .swiper-container {
  height: 0;
  padding-bottom: 50%;
}

.icon {
  position: relative;
  overflow: hidden;
  float: left;
  width: 25%;
  height: 0;
  padding-bottom: 25%;

  // background : red
  .icon-img {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0.44rem;
    // background :blue
    box-sizing: border-box;
    padding: 0.05rem;

    .icon-img-content {
      display: block;
      margin: 0 auto;
      height: 100%;
    }
  }

  .icon-desc {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 0.44rem;
    line-height: 0.44rem;
    text-align: center;
    color: #333;
  }
}
</style>
